Alcohol inks are highly saturated permanent inks that dry out super quickly and create beautiful patterns. These come in a pack of 3 bottles and a total of 15 colors. Use the colors individually or mix them to create beautiful new shades.Alcohol inks can be used on any non-porous surface. They work the best on our YUPO paper or on any non-porous surfaces like ceramics, plastics, glass, metal etc.